Yumi Kunimitsu

Title: Yumi Kunimitsu: Innovator in Curable Resin Composition

Introduction

Yumi Kunimitsu is a notable inventor based in Himeji, Japan. She has made significant contributions to the field of materials science, particularly in the development of curable resin compositions. Her innovative work has led to the creation of a unique resin that has various applications in different industries.

Latest Patents

Yumi Kunimitsu holds a patent for a curable resin composition and cured resin. This composition includes, with respect to 100 parts of an epoxy resin, 1 to 70 parts of an epoxy resin curing agent and 1 to 50 parts of an acrylic block copolymer. The acrylic block copolymer contains at least one polymer block A composed of a structural unit derived from an alkyl methacrylate and at least one polymer block B composed of a structural unit derived from an alkyl acrylate. The weight average molecular weight (Mw) of the copolymer ranges from 30,000 to 300,000, with a molecular weight distribution (Mw/Mn) of 1.5 or less. Additionally, the composition contains 3 to 60 percent by mass of the polymer block A, resulting in a cured resin formed from the above curable resin composition.

Career Highlights

Throughout her career, Yumi has worked with prominent companies such as Kuraray Co., Ltd. and Hyogo. Her experience in these organizations has allowed her to refine her skills and contribute to significant advancements in resin technology.

Collaborations

Yumi has collaborated with talented individuals in her field, including Hajime Kishi and Jin Imade. These partnerships have fostered innovation and have been instrumental in her research and development efforts.

Conclusion

Yumi Kunimitsu is a pioneering inventor whose work in curable resin compositions has made a lasting impact on materials science. Her innovative approach and collaborations have positioned her as a key figure in the industry.